53 lines
1.5 KiB
JavaScript
53 lines
1.5 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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*/
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"use strict";
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/** @typedef {import("./ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
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/** @typedef {import("./ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
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/** @typedef {Error & { cause?: unknown }} ErrorWithCause */
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class ErrorObjectSerializer {
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/**
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* Creates an instance of ErrorObjectSerializer.
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* @param {ErrorConstructor | EvalErrorConstructor | RangeErrorConstructor | ReferenceErrorConstructor | SyntaxErrorConstructor | TypeErrorConstructor} Type error type
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*/
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constructor(Type) {
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this.Type = Type;
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}
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/**
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* Serializes this instance into the provided serializer context.
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* @param {Error | EvalError | RangeError | ReferenceError | SyntaxError | TypeError} obj error
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* @param {ObjectSerializerContext} context context
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*/
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serialize(obj, context) {
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context.write(obj.message);
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context.write(obj.stack);
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context.write(
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/** @type {ErrorWithCause} */
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(obj).cause
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);
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}
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/**
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* Restores this instance from the provided deserializer context.
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* @param {ObjectDeserializerContext} context context
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* @returns {Error | EvalError | RangeError | ReferenceError | SyntaxError | TypeError} error
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*/
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deserialize(context) {
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const err = new this.Type();
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err.message = context.read();
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err.stack = context.read();
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/** @type {ErrorWithCause} */
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(err).cause = context.read();
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return err;
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}
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}
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module.exports = ErrorObjectSerializer;
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